New Delhi: In a major move to curb pollution in the national capital, the National Green Tribunal (NGT) on Wednesday ordered de-registering of diesel vehicles older than 15 years.

"Diesel vehicles which are older than 15 years or more have to be de-registered first. Vehicles which have national permit but covered under the directions of NGT will not enter Delhi, However can bypass Delhi," the NGT said.

The NGT has also directed the Delhi RTO to issue NOC to the de-registered diesel vehicles in the Delhi region and has asked the Delhi Development Authority (DDA) to provide land for parking of de-registered diesel vehicles.

Moreover, the NCT has also directed to take immediate steps for improving mass transportation system.

"Busses should be of different kind, all buses should be CNG, or electric one," it added.

Delhi Chief Secretary has been directed to take up a meeting with Police Commissioner Alok Kumar Verma and DDA chairman.

They would be submitting a report to the tribunal which will include the details of land.